COBALT JOBBER LENGTH DRILL BITS
Cobalt straight shank drill bits
Use for heavy-drilling in extremely hard -
or abrasive materials
Best for metal applications
Acceptable for use in wood or plastic
Withstands high temperature applications for -
extended time periods, split point to prevent -
walking & surface hardened - 1 bit per card

CO2137 5/32 IN. COBALT JOBBER BIT
SIZE:5/32"
LENGTH:3-1/8" Bosch CO2137 5/32" Cobalt Drill Bit. Cobalt formulation provides overall bit hardness of 66-68 HRC for penetration of very tough abrasive materials. Able to withstand very high temperature drilling applications for extended periods of time. Under high drilling temperatures bits stay sharper longer than standard HSS. Thicker web increases rigidity in hard materials. 135 degree split point starts drilling on contact. No walking or skating
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This product is made in CH